Lighting device



FIG. 1 is a view showing the front perspective of the lighting device of the present invention;

FIG. 2 is a top view of the lighting device of the present invention;

FIG. 3 is a bottom view of the lighting device of the present invention;

FIG. 4 is a left side view of the lighting device of the present invention;

FIG. 5 is a front view of the lighting device of the present invention; and,

FIG. 6 is a rear view of the lighting device of the present invention. 

The ornamental design for a lighting device, as shown and described. 